Alibaba.com offers 1,921 heavy-duty pet bag products. such as free samples, paid samples. There are 1,935 heavy-duty pet bag suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Hong Kong, which supply 99%, 1%, and 1% of heavy-duty pet bag respectively. Heavy-duty pet bag products are most popular in North America, Western Europe, and Eastern Europe. You can ensure product safety by selecting from certified suppliers, including 256 with ISO9001, 126 with Other, and 41 with ISO14001 certification.